Update GO to fix CVE

[geesen]

Current GO version (1.25.6) uses stdlib which causes CVE-2025-68121

Scanned via trivy

Expected Behavior

No CVE issue detected

Current Behavior

CVE is detected

Possible Solution

Upgrade GO to 1.25.7

Steps to Reproduce

Build e.g. a simple spring boot with build-image

Motivations

security issue is needed